【化】 phosphoranetriyl
correctitude; just; positive; principal
【计】 POS
【化】 nor-; ortho-
【医】 iusto; nor-; o-; ortho-
【化】 phosphine; phosphureted hydrogen; phosphuretted hydrogen
【医】 phosphine
order; second; second-rate
【医】 deutero-; deuto-; hyp-; hypo-; meta-; sub-
base; basic; foundation; key; primary; radix
【化】 group; radical
【医】 base; basement; group; radical